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Show 452 MR. T. E. BUCKLEY ON THE [May 15, still further verifies. Figure 4 (p. 451) shows this formation in the palate of Pteroptochus albicollis. These facts, when correlated, suggest a slight modification of the arrangement of the Tracheophonse as based upon the nature of the tarsal scutellation and the structure of the tails. In their valuable • Nomenclator Avium Neotropicalium,' Messrs. Sclater and Salvin divide the suborder thus :- Suborder TRACHEOPHONE. Fam. 1. Dendrocolaptidee. Subfam. 1. Furnariinse. Subfam. 2. Sclerurinse. Subfam. 3. Synallaxinse. Subfam. 4. Philydorinse. Subfam. 5. Dendrocolaptinae. Fam. 2. Formicariidce. Fam. 3. Pteroptochidce. To me it would appear that the following arrangement better represents their mutual alliances: - Suborder TRACHEOPHONE. Fam. 1. Furnariidce. Subfam. 1. Furnariinse. Subfam. 2. Sclerurinse. Subfam. 3. Synallaxinae. Subfam. 4. Philydorinse. Fam. 2. Pteroptochidce. Fam. 3. Dendrocolaptidee. Fam. 4. Conopophagidee. Fam. 5. Formicariidce. 5. On the past and present Geographical Distribution of the Larger Mammals of South Africa1. By T. E. BUCKLEY, B.A., F.Z.S. [Received April 30, 1877.] Since my last communication to the Society on the Geographical Distribution of South-African Mammals (P. Z. S. 1876, p. 277), I have again visited South Africa, and have gathered some further information on the subject; and the following are the additions and corrections I wish to make to m y former paper. Professor Newton, a short time ago, kindly showed me a letter he had received from Mr. E. L. Layard, in which Mr. Layard criticised 1 Continued from P. Z. S. 1876, p. 277. |